Apparatus for water filtering; Apparatus for water purification; Installations for purifying water; Installations for water distribution; Installations for water purification; Installations for water purifying; Installations for water softening; Irrigating apparatus (automatic) for watering plants; Irrigating apparatus (machines) for watering plants; Machines for processing (purifying) water; Machines for purifying water; Water conditioning apparatus; Water conditioning installations; Water filters (installations) for agricultural purposes; Water filters (machines) for agricultural purposes; Water softeners (apparatus); Water softening apparatus; Water softening apparatus and installations; Water softening installations; Water softening machines; Water treatment apparatus; Water treatment apparatus for water purification; Water treatment apparatus for water softening; Water treatment units; Watering machines for agricultural purposes